Product Information
CARBAMAZEPINE ER 400 MG TABLET is a generic product labeled by Eywa Pharma Inc, priced at $0.6009 per EA under NDC 71930007412. Its NADAC has been published 221 times since Mar 2, 2022.
FDA first approved this application on Sep 30, 2021. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
400 mg/1
Manufacturer
Eywa Pharma IncNDC
71930007412
Classification
Generic
Dosage Form
TABLET, EXTENDED RELEASE
Route
ORAL
Effective Date
5/20/2026
Active Ingredients
CARBAMAZEPINEApproval Type
Generic (ANDA)
FDA Application
ANDA212948FDA Approved
9/30/2021
TE Code
AB
On Market Since
10/15/2021
Pharmacological Classes
Price Statistics
The NADAC for CARBAMAZEPINE ER 400 MG TABLET has been published 221 times since Mar 2, 2022, and over the history we have for it it has declined 61.4%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.6009 per EA |
|---|---|
| All-time high | $1.8329 (Jun 15, 2022) |
| All-time low | $0.5156 (Nov 20, 2024) |
| 52-week high | $0.7270 |
| 52-week low | $0.5655 |
| Median price | $0.8871 |
| Average price | $0.9888 |
| Largest weekly change | +78.1% (May 17, 2023) |
| Weeks tracked | 221 |
| Tracking since | Mar 2, 2022 |
1W
N/A
1M
N/A
3M
N/A
6M
-1.1%
1Y
-9.8%
3Y
-59.2%
5Y
N/A
All
-61.4%
Last surveyed May 20, 2026 — this NDC no longer appears in the current weekly NADAC file.
Generic Alternatives
The matcher finds 5 manufacturers offering a NADAC-published product with this drug's active ingredient and strength in a comparable dosage form (cheapest from each manufacturer, up to 10 shown below). None of the shown alternatives sit below the current price. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
Frequently asked questions
What is the NADAC price of CARBAMAZEPINE ER 400 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for CARBAMAZEPINE ER 400 MG TABLET, manufactured by Eywa Pharma Inc, is $0.6009 per EA (NDC 71930007412), effective May 20, 2026.
How has the price of CARBAMAZEPINE ER 400 MG TABLET changed over time?
Over the history we have for it, the NADAC for CARBAMAZEPINE ER 400 MG TABLET has declined 61.4%. It has been tracked across 221 weekly CMS publications since Mar 2, 2022.
What are the highest and lowest recorded NADAC prices for CARBAMAZEPINE ER 400 MG TABLET?
Since Mar 2, 2022, the NADAC for CARBAMAZEPINE ER 400 MG TABLET has ranged from a low of $0.5156 (Nov 20, 2024) to a high of $1.8329 (Jun 15, 2022), with a median of $0.8871 per EA.
Are there cheaper alternatives to CARBAMAZEPINE ER 400 MG TABLET?
5 manufacturers publish a NADAC-priced product with the same active ingredient and strength as CARBAMAZEPINE ER 400 MG TABLET in a comparable dosage form, but none are currently priced below it.
Who manufactures CARBAMAZEPINE ER 400 MG TABLET?
CARBAMAZEPINE ER 400 MG TABLET (NDC 71930007412) is labeled by Eywa Pharma Inc, and CMS classifies it as a generic product.